#define _CRT_SECURE_NO_WARNINGS

#include <iostream>
#include <cmath>
#include <cstdlib>
#include <cstdbool>
#include <ctime>
#include <cassert>

//int add(int x, int y)
//{
	//return x + y;
//}

#define add(a, b) (a) + (b)
int main()
{
//	using namespace std;
	//int n = 0;
	//cout << "hehe " << n << endl;
	//cin >> n;
	//cout << n;
//	cin.get();

	using  std::cout;
	double a = sqrt(6.25);
	//cout << a << endl;
	int c = 3;
	int b = 6;
	std::cin >> a;
	cout << add(c, b);
	return 0;
}